UdpSingleSourceMulticastClient.EndReceiveFromSource Method
Definition
Important
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Caution
This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
Completes the asynchronous operation of receiving a packet from the joined multicast group and provides the information received.
public:
int EndReceiveFromSource(IAsyncResult ^ result, [Runtime::InteropServices::Out] int % sourcePort);
[System.Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)]
public int EndReceiveFromSource (IAsyncResult result, out int sourcePort);
[<System.Obsolete("This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.", true)>]
member this.EndReceiveFromSource : IAsyncResult * int -> int
Public Function EndReceiveFromSource (result As IAsyncResult, ByRef sourcePort As Integer) As Integer
Parameters
- result
- IAsyncResult
The result of the asynchronous receive operation.
- sourcePort
- Int32
The source endpoint where the packet was received from.
Returns
The length, in bytes, of the message stored in the buffer
parameter passed to the BeginReceiveFromSource(Byte[], Int32, Int32, AsyncCallback, Object) method.
- Attributes
Exceptions
result
is a null reference (Nothing in Visual Basic).
The multicast group has not yet been joined.
The UdpSingleSourceMulticastClient has been disposed.
An error occurred when attempting to access the socket.
Remarks
The EndReceiveFromSource method completes an asynchronous operation to receive a packet from a single source in a multicast group.
If there is a socket failure while performing the receive operation, a SocketException is thrown. The error received is specified as a member of the SocketError enumeration.